Question: 10 suppose that 67percent of college students in australia use...
10. Suppose that 67% of college students in Australia use more than 1.65 gigabytes of data on their mobile phone per month. If the monthly mobile data usage by college students is normally distributed with variance of 2.25, what will be the average mobile data usage?
a. 0.66 b. 0.99 c. 2.31 d. 2.64